Inverse sine,cos, tan --What they are and how to use them to find the measure of an angle in a right triangle.
How to calculate the sine of an angle without using a calculator?Question:How to calculate the sine of an angle without using a calculator?Sine Ratio:The sine of an angle is given by the quotient between the opposite side and the hypotenuse of a right triangle. This quotient, as well a...
Enter the inverse trigonometric function of the trigonometric value you wish to convert to degrees. First press the 2ND key, then press the key for the trigonometric function at hand. For example, if you wish to convert the sine of .5 into degrees, press 2ND and then press SIN. The displ...
√2 = 1.2599 we will try to find the value of 3 √2, without using a calculator and using the approximation method. also read: cube root of unity square root and cube root how to find cube root cube root table calculation of cube root of 2 as we already know, 2 is not a perfect...
Make sure the computed ratio is present on your calculator and hit the sin^-1 key. This “inverse sine” function takes a known ratio and returns the angle that produced that ratio. For example, sin^-1(0.8) = 53.130 degrees. On some calculators, you may have to hit the sin^-1 key...
calculate 10% of 80. let 10% of 80 = x 10/100 * 80 = x x = 8 is what % of answer: % what is % of answer: also, try out: percentage calculator . percentage difference formula if we are given with two values and we need to find the percentage difference between these two ...
Square Root:Find the square root of 4. You know the answer is 2 (right?). On your calculator, find out whether you need to enter 4 and then press the SQRT key or whether you hit the SQRT key and then enter 4. Taking the Power:The key may be marked xyor yx. You need to find...
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Determine the inverse of f(x) = {(0,1), (2,1), (3,1)}. Will the inverse be a function? What happens during differentiation to form a specialized cell? How do you use the ZERO of functions on a graphing calculator? How do you calculate chi squares?
use the formula sec A = 1/cos A and substitute θ =60 degrees for A to get sec60= 1/cos60. On the calculator, find cos 60 by pressing the "cos" function key and input 60 to get .5 and calculate the reciprocal 1/.5 =2 by pressing the inverse function key "x -1 " and ente...